content: /* ===========================================================
   * JFreeChart : a free chart library for the Java(tm) platform
   * ===========================================================
   *
   * (C) Copyright 2000-2012, by Object Refinery Limited and Contributors.
   *
   * Project Info:  http://www.jfree.org/jfreechart/index.html
   *
   * This library is free software; you can redistribute it and/or modify it
   * under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation; either version 2.1 of the License, or
   * (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
   * License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
   * USA.
   *
   * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 
   * Other names may be trademarks of their respective owners.]
   *
   * --------------------------
   * PaintScaleLegendTests.java
   * --------------------------
   * (C) Copyright 2007, 2008, by Object Refinery Limited and Contributors.
   *
   * Original Author:  David Gilbert (for Object Refinery Limited);
   * Contributor(s):   -;
   *
   * Changes
   * -------
   * 22-Jan-2007 : Version 1 (DG);
   * 18-Jun-2008 : Extended testEquals() for new field (DG);
   *
   */
  
  package org.jfree.chart.title;
  
  import org.jfree.chart.axis.AxisLocation;
  import org.jfree.chart.axis.NumberAxis;
  import org.jfree.chart.renderer.GrayPaintScale;
  import org.jfree.chart.renderer.LookupPaintScale;
  import org.junit.jupiter.api.Test;
  
  import java.awt.BasicStroke;
  import java.awt.Color;
  import java.awt.GradientPaint;
  import java.io.ByteArrayInputStream;
  import java.io.ByteArrayOutputStream;
  import java.io.IOException;
  import java.io.ObjectInput;
  import java.io.ObjectInputStream;
  import java.io.ObjectOutput;
  import java.io.ObjectOutputStream;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertNotSame;
  import static org.junit.jupiter.api.Assertions.assertSame;
  
  /**
   * Tests for the {@link PaintScaleLegend} class.
   */
  public class PaintScaleLegendTest  {
  
  
  
  
  
      /**
       * Test that the equals() method distinguishes all fields.
       */
      @Test
      public void testEquals() {
  
          // default instances
          PaintScaleLegend l1 = new PaintScaleLegend(new GrayPaintScale(),
                  new NumberAxis("X"));
          PaintScaleLegend l2 = new PaintScaleLegend(new GrayPaintScale(),
                  new NumberAxis("X"));
          assertEquals(l1, l2);
          assertEquals(l2, l1);
  
          // paintScale
          l1.setScale(new LookupPaintScale());
          assertFalse(l1.equals(l2));
          l2.setScale(new LookupPaintScale());
          assertEquals(l1, l2);
  
          // axis
          l1.setAxis(new NumberAxis("Axis 2"));
          assertFalse(l1.equals(l2));
          l2.setAxis(new NumberAxis("Axis 2"));
          assertEquals(l1, l2);
  
          // axisLocation
          l1.setAxisLocation(AxisLocation.BOTTOM_OR_RIGHT);
          assertFalse(l1.equals(l2));
          l2.setAxisLocation(AxisLocation.BOTTOM_OR_RIGHT);
          assertEquals(l1, l2);
  
          // axisOffset
          l1.setAxisOffset(99.0);
          assertFalse(l1.equals(l2));
          l2.setAxisOffset(99.0);
          assertEquals(l1, l2);
  
          // stripWidth
          l1.setStripWidth(99.0);
          assertFalse(l1.equals(l2));
          l2.setStripWidth(99.0);
          assertEquals(l1, l2);
  
          // stripOutlineVisible
          l1.setStripOutlineVisible(!l1.isStripOutlineVisible());
          assertFalse(l1.equals(l2));
          l2.setStripOutlineVisible(l1.isStripOutlineVisible());
          assertEquals(l1, l2);
  
          // stripOutlinePaint
          l1.setStripOutlinePaint(new GradientPaint(1.0f, 2.0f, Color.RED,
                  3.0f, 4.0f, Color.BLUE));
          assertFalse(l1.equals(l2));
          l2.setStripOutlinePaint(new GradientPaint(1.0f, 2.0f, Color.RED,
                  3.0f, 4.0f, Color.BLUE));
          assertEquals(l1, l2);
  
          // stripOutlineStroke
          l1.setStripOutlineStroke(new BasicStroke(1.1f));
          assertFalse(l1.equals(l2));
          l2.setStripOutlineStroke(new BasicStroke(1.1f));
          assertEquals(l1, l2);
  
          // backgroundPaint
          l1.setBackgroundPaint(new GradientPaint(1.0f, 2.0f, Color.RED,
                  3.0f, 4.0f, Color.BLUE));
          assertFalse(l1.equals(l2));
          l2.setBackgroundPaint(new GradientPaint(1.0f, 2.0f, Color.RED,
                  3.0f, 4.0f, Color.BLUE));
          assertEquals(l1, l2);
  
          l1.setSubdivisionCount(99);
          assertFalse(l1.equals(l2));
          l2.setSubdivisionCount(99);
          assertEquals(l1, l2);
  
      }
  
      /**
       * Two objects that are equal are required to return the same hashCode.
       */
      @Test
      public void testHashcode() {
          PaintScaleLegend l1 = new PaintScaleLegend(new GrayPaintScale(),
                  new NumberAxis("X"));
          PaintScaleLegend l2 = new PaintScaleLegend(new GrayPaintScale(),
                  new NumberAxis("X"));
          assertEquals(l1, l2);
          int h1 = l1.hashCode();
          int h2 = l2.hashCode();
          assertEquals(h1, h2);
      }
  
      /**
       * Confirm that cloning works.
       */
      @Test
      public void testCloning() throws CloneNotSupportedException {
          PaintScaleLegend l1 = new PaintScaleLegend(new GrayPaintScale(),
                  new NumberAxis("X"));
          PaintScaleLegend l2 = (PaintScaleLegend) l1.clone();
          assertNotSame(l1, l2);
          assertSame(l1.getClass(), l2.getClass());
          assertEquals(l1, l2);
      }
  
      /**
       * Serialize an instance, restore it, and check for equality.
       */
      @Test
      public void testSerialization() throws IOException, ClassNotFoundException {
          PaintScaleLegend l1 = new PaintScaleLegend(new GrayPaintScale(),
                  new NumberAxis("X"));
  
              ByteArrayOutputStream buffer = new ByteArrayOutputStream();
              ObjectOutput out = new ObjectOutputStream(buffer);
              out.writeObject(l1);
              out.close();
  
              ObjectInput in = new ObjectInputStream(
                      new ByteArrayInputStream(buffer.toByteArray()));
          PaintScaleLegend l2 = (PaintScaleLegend) in.readObject();
              in.close();
  
          assertEquals(l1, l2);
      }
  
  }
  